diff --git a/[refs] b/[refs]
index 54280a7a4bad..99fc61d83deb 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4c981b43d7ec18818754bf85b829865abd0ce340
+refs/heads/master: d37c85571904a622cbabc7a2e04b8c919de75ac0
diff --git a/trunk/drivers/kvm/x86_emulate.c b/trunk/drivers/kvm/x86_emulate.c
index 1b800fc00342..1f979cb0df31 100644
--- a/trunk/drivers/kvm/x86_emulate.c
+++ b/trunk/drivers/kvm/x86_emulate.c
@@ -1178,6 +1178,8 @@ x86_emulate_memop(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
 twobyte_insn:
 	switch (b) {
 	case 0x01: /* lgdt, lidt, lmsw */
+		/* Disable writeback. */
+		no_wb = 1;
 		switch (modrm_reg) {
 			u16 size;
 			unsigned long address;